1
22
23 package com.liferay.portlet.nestedportlets.action;
24
25 import com.liferay.portal.kernel.util.StringPool;
26 import com.liferay.portal.kernel.util.Validator;
27 import com.liferay.portal.model.LayoutTemplate;
28 import com.liferay.portal.model.LayoutTemplateConstants;
29 import com.liferay.portal.model.Portlet;
30 import com.liferay.portal.model.Theme;
31 import com.liferay.portal.service.LayoutTemplateLocalServiceUtil;
32 import com.liferay.portal.struts.PortletAction;
33 import com.liferay.portal.theme.ThemeDisplay;
34 import com.liferay.portal.util.PropsValues;
35 import com.liferay.portal.util.WebKeys;
36 import com.liferay.portlet.PortletPreferencesFactoryUtil;
37
38 import java.util.HashMap;
39 import java.util.Map;
40 import java.util.regex.Matcher;
41 import java.util.regex.Pattern;
42
43 import javax.portlet.PortletConfig;
44 import javax.portlet.PortletPreferences;
45 import javax.portlet.RenderRequest;
46 import javax.portlet.RenderResponse;
47
48 import org.apache.struts.action.ActionForm;
49 import org.apache.struts.action.ActionForward;
50 import org.apache.struts.action.ActionMapping;
51
52
60 public class ViewAction extends PortletAction {
61
62 public ActionForward render(
63 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
64 RenderRequest renderRequest, RenderResponse renderResponse)
65 throws Exception {
66
67 ThemeDisplay themeDisplay = (ThemeDisplay)renderRequest.getAttribute(
68 WebKeys.THEME_DISPLAY);
69
70 Portlet portlet = (Portlet)renderRequest.getAttribute(
71 WebKeys.RENDER_PORTLET);
72
73 PortletPreferences prefs =
74 PortletPreferencesFactoryUtil.getPortletSetup(
75 renderRequest, portlet.getPortletId());
76
77 String layoutTemplateId = prefs.getValue(
78 "layout-template-id",
79 PropsValues.NESTED_PORTLETS_LAYOUT_TEMPLATE_DEFAULT);
80
81 String velocityTemplateId = StringPool.BLANK;
82 String velocityTemplateContent = StringPool.BLANK;
83
84 Map<String, String> columnIds = new HashMap<String, String>();
85
86 if (Validator.isNotNull(layoutTemplateId)) {
87 Theme theme = themeDisplay.getTheme();
88
89 LayoutTemplate layoutTemplate =
90 LayoutTemplateLocalServiceUtil.getLayoutTemplate(
91 layoutTemplateId, false, theme.getThemeId());
92
93 String content = layoutTemplate.getContent();
94
95 Matcher processColumnMatcher = _processColumnPattern.matcher(
96 content);
97
98 while (processColumnMatcher.find()) {
99 String columnId = processColumnMatcher.group(2);
100
101 if (Validator.isNotNull(columnId)) {
102 columnIds.put(
103 columnId,
104 portlet.getPortletId() + StringPool.UNDERLINE +
105 columnId);
106 }
107 }
108
109 processColumnMatcher.reset();
110
111 content = processColumnMatcher.replaceAll("$1\\${$2}$3");
112
113 velocityTemplateId =
114 theme.getThemeId() + LayoutTemplateConstants.CUSTOM_SEPARATOR +
115 layoutTemplateId;
116
117 Matcher columnIdMatcher = _columnIdPattern.matcher(content);
118
119 velocityTemplateContent = columnIdMatcher.replaceAll(
120 "$1" + portlet.getPortletId() + "$2$3");
121 }
122
123 renderRequest.setAttribute(
124 WebKeys.NESTED_PORTLET_VELOCITY_TEMPLATE_ID, velocityTemplateId);
125 renderRequest.setAttribute(
126 WebKeys.NESTED_PORTLET_VELOCITY_TEMPLATE_CONTENT,
127 velocityTemplateContent);
128
129 Map<String, Object> vmVariables =
130 (Map<String, Object>)renderRequest.getAttribute(
131 WebKeys.VM_VARIABLES);
132
133 if (vmVariables != null) {
134 vmVariables.putAll(columnIds);
135 }
136 else {
137 renderRequest.setAttribute(WebKeys.VM_VARIABLES, columnIds);
138 }
139
140 return mapping.findForward("portlet.nested_portlets.view");
141 }
142
143 private static Pattern _columnIdPattern = Pattern.compile(
144 "([<].*?id=[\"'])([^ ]*?)([\"'].*?[>])", Pattern.DOTALL);
145 private static Pattern _processColumnPattern = Pattern.compile(
146 "(processColumn[(]\")(.*?)(\"[)])", Pattern.DOTALL);
147
148 }